Fluke 5820A, Service Manual

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Introduction and Specifications
Introduction
1
1-3
1-1. Introduction
The Fluke Model 5820A Oscilloscope Calibrator (Figure 1-1) is a precise instrument that
calibrates analog and digital oscilloscopes. Specifications are provided in this chapter.
Warning
To prevent electric shock or other possible injuries, the 5820A
Calibrator must be operated in the way specified by this manual
or other documentation provided by Fluke.
W
Caution
Input voltages exceeding 30 V dc may cause damage to the
instrument. Do not apply voltages except in voltage
measurement mode.
Features of the 5820A Calibrator include the following:
•
Automatic meter error calculation.
•
%
and keys that change the output value to pre-determined cardinal values
for various functions.
•
Programmable entry limits that prevent invalid amounts from being entered.
•
Edge, Leveled Sine, Pulse, Marker, and Wave Generation modes.
•
Accurate oscilloscopic input impedance measurement.
•
Tunnel Diode Pulse compatibility.
•
DC Volt Measure Mode.
•
Current Mode generates both DC and low frequency ac current.
•
1 ns to 500 ns pulse width capability with skew controlled trigger.
0
•
1
2
3
4 5
6
7
8
9
ENTER
FIELD
EDIT
/
+
MENU
PREV
RESET
CE
MULT
x
DIV
÷
sec
V
NEW
REF
Hz
M
SETUP
MODES
MORE
CHAN
dBm
n
INPUT
AUX
OPR
STBY
k
m
µ
MARKER
LEVSINE
EDGE
VOLT
20V PK MAX
100 mA MAX
POWER
I
O
5820A OSCILLOSCOPE
CALIBRATOR • 2GHz
EXT TRIG
EXT TRIG
SOURCE/MEASURE
CHAN 1
CHAN 2
CHAN 3 CHAN 4
CHAN 5
20V PK
MAX
CHAN 1-5
AUX
INPUT
20V PK
MAX
20V PK
MAX
CAT
130V
PK
MAX
SOURCE
30V DC
MAX
MEASURE
yh001f.eps
Figure 1-1. 5820A Oscilloscope Calibrator